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Bernina B 570 User Manual

Bernina B 570
172 pages
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BERNINA International AG Seestrasse 161 CH-8266 Steckborn Schweiz Seite 1 von 172
DRAFT VERSION
Service- and Maintenance Manual
Of the 5 Series (VIO type)
B 590
B 500
B 570
B540
B 535

Table of Contents

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Bernina B 570 Specifications

General IconGeneral
BrandBernina
ModelB 570
CategorySewing Machine
LanguageEnglish

Summary

Chapter 1 - General Information

Safety Regulations

Guidelines for safe operation and adjustments, emphasizing voltage precautions.

Warning: Dangerous voltage levels!

Alerts to dangerous voltages in power connection and components, requiring disconnection.

ESD-related note: Electrostatic Discharge (ESD)

Explains ESD causes and protection measures for electronic components.

Chapter 2 – Electronics and Wiring

BERNINA B 590 (B 570 QE, B 535, B 520 & B 500 Embroidery Only) Block Diagram

Provides a block diagram illustrating the electronic components and their interconnections.

Handling of Electronic Components

Provides guidelines for handling electronic components, including ESD precautions and returning defective parts.

Chapter 3 - Troubleshooting

General troubleshooting flow chart

Presents a flowchart to systematically diagnose machine problems based on symptoms.

Operating Voltage Functional Test

Details testing the operating voltages on the PCBA-Base using LEDs.

EEPROM missing or misprogrammed

Describes symptoms and solutions for EEPROM issues, including recalibration.

Update failed

Covers scenarios where firmware updates fail, providing solutions for bootloader or EEPROM issues.

Chapter 4 – Removal and Refitting of Components

Chapter 5 – Adjustments

Hook, needle drive and feed-dog movement timing

Explains how to time the hook, needle drive, and feed-dog movements.

Chapter 6 - Service Program

Section 6 – Adjustments

Covers various adjustment procedures accessible through the service program.

Section 11 – Check-out tests

Details a series of tests to perform before delivering the machine to the customer.

Chapter 8 – Firmware Update

Update Procedure

Step-by-step instructions for updating the machine's firmware via USB.

Chapter 9 - Maintenance Guidelines

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